Shoggoth

Creature 18

rare
Huge
aberration
amphibious

Perception: +34; darkvision, scent (imprecise) 60 feet, tremorsense (imprecise) 60 feet
Languages: Aklo
Skills: Athletics +36, Intimidation +29; Str +10, Dex +6, Con +9, Int −3, Wis +6, Cha +1

Tremorsense (Imprecise) 60 feet

AC: 39 all-around vision; Fort +33, Ref +30, Will +30; +1 status to all saves vs. magic
HP: 275, fast healing 20; Immunities blinded, controlled, critical hits, deafened, precision, sleep; Resistances acid 20, cold 20, sonic 20

All-Around Vision

Fast Healing 20

Maddening Cacophony (auditory, aura, incapacitation, mental) 60 feet. A shoggoth constantly voices syllables and mutterings that mortals were not meant to hear. A creature entering the aura or starting its turn in the aura must succeed at a DC 38 Will save or become Confused for 1 round (2d4 rounds on a critical failure). A creature that successfully saves is temporarily immune for 24 hours.

Speed: 40 feet, climb 25 feet, swim 50 feet

Melee ◆ pseudopod +35 (magical, reach 30 feet, unarmed), Damage 4d10+18 bludgeoning plus Grab

Constrict ◆ 2d10+15 bludgeoning, DC 40 basic Fortitude

Eat Away A creature that begins its turn inside the shoggoth takes 9d6 acid damage.

Engulf ◆◆ DC 40 Reflex, 6d6 acid damage, Escape (DC 40), Rupture 40

Grab ◆

Source: Pathfinder Monster Core 2

Running this fight? Add the shoggoth to the initiative tracker: type its name and the AC, hit points and Perception for initiative fill in, and the book button shows this stat block mid-fight.